Flexible carrier sling



FIG. 1 is a perspective view of a flexible carrier sling showing my new design;

FIG. 2 is a left side elevation view and mirror image of a right side elevation view thereof;

FIG. 3 is a first end elevation view and mirror image of a second end elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is another perspective view thereof.

The broken line showing of the logo in FIGS. 1, 2 and 6, and the items in transport in FIG. 6 is included for the purpose of illustrating environmental matter and forms no part of the claimed design. 

CLAIM The ornamental design for a flexible carrier sling, as shown and described. 